olemus
teabe võimaliku lekkelise kulgemise kõrvaltee,
sealhulgas paratamatult kaasnev

näiteid
- energiatarve
- klahvihelid
- parasiitkiirgus

Wiktionary:
1. (computing, security) an indirect source of information about what a system is doing, such as execution time, version number, etc

ülevaateid
https://escholarship.org/uc/item/1xb249zt

https://www.cambridge.org/core/books/abs/advances-in-elliptic-curve-cryptography/sidechannel-analysis/67D730C0C9EBFCF0525D3F4BF9DA20FA

https://ebrary.net/29274/computer_science/developments_side_channel_analysis_elliptic_curve_cryptography_implementations

vt ka
- külgkanalrünne